* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-size: 14px;
}

html,
body {
  height: 100%;
}

ul {
  list-style: none;
}

a {
  color: black;
  text-decoration: none;
}

header {
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
  background-color: white;
  margin: 0 auto;
  display: flex;
  justify-content: center;
  box-shadow: 1px 5px 5px #ccc;
}

.header {
  min-width: 1300px;
  margin: 0 auto;
  height: 60px;
  border-top: 1px solid #cccccc;
  display: flex;
  justify-content: space-between;
}

.header img {
  border: 2px solid black;
  border-radius: 2px;
}

.header .nav {
  width: 700px;
  display: flex;
}

.header .nav li:hover .nav-two {
  transition-duration: .8s;
  display: block;
}

.header .nav li {
  display: flex;
  justify-content: center;
  position: relative;
}

.header .nav li .nav-two {
  padding: 10px;
  line-height: 25px;
  position: absolute;
  top: 72px;
  left: -15px;
  background-color: white;
  display: none;
}

.header .nav li .nav-two li {
  border-top: 1px solid #c7c4c4;
}

.header .nav li .nav-two li:nth-child(1) {
  border: none;
}

.header .nav li .nav-two ul::after {
  content: '';
  display: block;
  width: 20px;
  height: 20px;
  background-color: white;
  position: absolute;
  top: -7px;
  left: 40px;
  z-index: -1;
  transform: rotate(45deg);
}

.header .nav li a {
  width: 130px;
  height: 60px;
  line-height: 60px;
  display: flex;
  font-size: 18px;
}

.header .nav li a div {
  color: #ccc;
}

.header .nav2 {
  display: flex;
}

.header .nav2 li {
  height: 60px;
  line-height: 60px;
  text-align: center;
}

.header .nav2 li div {
  color: #ccc;
  display: inline;
}

.tupian {
  text-align: center;
  height: 340px;
  background: url("../img/top.jpg") no-repeat;
  margin-top: 60px;
}

.tupian .wenzi {
  position: relative;
  top: 35%;
}

.tupian .wenzi h1 {
  font-size: 45px;
  color: white;
}

.tupian .wenzi span {
  font-size: 18px;
  color: snow;
}

.tupian .xian {
  width: 50px;
  height: 1.5px;
  background-color: #faf4f4;
  position: relative;
  left: 49%;
  top: 25px;
}

.po {
  width: 100%;
  height: 60px;
  display: flex;
  justify-content: center;
  background-color: white;
}

.po ul {
  display: flex;
  text-align: center;
}

.po ul li {
  width: 100px;
  line-height: 60px;
  list-style: none;
}

.po ul li a {
  display: inline-block;
  width: 100%;
  height: 60px;
}

.po ul li a:hover {
  background-color: #00428e;
  color: white;
}

.po ul .pu {
  background-color: #00428e;
  margin: 0 3px;
}

.po ul .pu a {
  color: white;
}

.beijing {
  background: url("../img/6.jpg");
  color: #faf2e3;
  overflow: hidden;
  padding: 100px;
}

.beijing h1 {
  text-align: center;
  font-size: 30px;
  color: #333;
  font-weight: 500;
  margin-bottom: 50px;
}

.beijing .yun {
  width: 1200px;
  height: 237px;
  margin: 0 auto;
  background-color: white;
  padding: 40px;
}

.beijing .yun h3 {
  color: #333;
  font-weight: 400;
  font-size: 18px;
}

.beijing .yun h4 {
  color: #333;
  font-weight: 400;
  font-size: 15px;
  margin-top: 5px;
  margin-bottom: 20px;
}

.beijing .yun input {
  width: 245px;
  height: 50px;
  padding-left: 15px;
}

.beijing .yun input:nth-of-type(2) {
  margin-right: 150px;
}

.beijing .yun button {
  color: white;
  height: 50px;
  width: 80px;
  background: #6eba44;
  border: none;
  position: relative;
  left: -5px;
  top: 1px;
}

.beijing .bl {
  display: block;
}

.beijing .to {
  background-color: darkgrey;
}

.beijing .m {
  margin-left: 50px;
  margin-right: 200px;
}

.beijing .o {
  border: 1px solid darkgrey;
  width: 150px;
  height: 30px;
}

ul {
  color: #333;
  float: left;
  text-decoration: none;
  text-align: center;
}

ul li {
  text-decoration: none;
  display: block;
}

.zhiwei {
  width: 1200px;
  margin: 0 auto;
  background-color: white;
  margin-top: 100px;
  overflow: hidden;
}

.zhiwei .jqAjax {
  background-color: white;
  margin: 0 auto;
}

.zhiwei .jqAjax li:nth-child(1) {
  background-color: #ccc;
}

.zhiwei .jqAjax div {
  width: 1200px;
  cursor: pointer;
}

.zhiwei .jqAjax div span {
  display: inline-block;
  width: 250px;
  height: 50px;
  font-size: 26px;
  padding: 5px;
}

.zhiwei .jqAjax div span:nth-last-child(1) {
  margin-left: 140px;
  width: 26px;
}

.zhiwei .jqAjax .positwo {
  width: 1200px;
  height: 600px;
  background-color: #ccc;
}

.zhiwei .jqAjax div:hover {
  background-color: #00428e;
}
